Add Om1 lowering with no optimizations

crosstest/test_fcmp.pnacl.ll

Index: crosstest/test_fcmp.pnacl.ll
diff --git a/crosstest/test_fcmp.pnacl.ll b/crosstest/test_fcmp.pnacl.ll
new file mode 100644
index 0000000000000000000000000000000000000000..7c4d42e5a15f99bd80ca642b428907088704c4cc
--- /dev/null
+++ b/crosstest/test_fcmp.pnacl.ll
@@ -0,0 +1,324 @@
+target triple = "i686-pc-linux-gnu"
+
+; This file is extracted from fp.pnacl.ll in the lit tests, with
+; the "internal" attribute removed from the functions.
+
+define i32 @fcmpFalseFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp false float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpFalseFloat:
+; CHECK: mov {{.*}}, 0
+
+define i32 @fcmpFalseDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp false double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpFalseDouble:
+; CHECK: mov {{.*}}, 0
+
+define i32 @fcmpOeqFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp oeq float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOeqFloat:
+; CHECK: ucomiss
+; CHECK: jne .
+; CHECK: jp .
+
+define i32 @fcmpOeqDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp oeq double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOeqDouble:
+; CHECK: ucomisd
+; CHECK: jne .
+; CHECK: jp .
+
+define i32 @fcmpOgtFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp ogt float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOgtFloat:
+; CHECK: ucomiss
+; CHECK: ja .
+
+define i32 @fcmpOgtDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp ogt double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOgtDouble:
+; CHECK: ucomisd
+; CHECK: ja .
+
+define i32 @fcmpOgeFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp oge float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOgeFloat:
+; CHECK: ucomiss
+; CHECK: jae .
+
+define i32 @fcmpOgeDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp oge double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOgeDouble:
+; CHECK: ucomisd
+; CHECK: jae .
+
+define i32 @fcmpOltFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp olt float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOltFloat:
+; CHECK: ucomiss
+; CHECK: ja .
+
+define i32 @fcmpOltDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp olt double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOltDouble:
+; CHECK: ucomisd
+; CHECK: ja .
+
+define i32 @fcmpOleFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp ole float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOleFloat:
+; CHECK: ucomiss
+; CHECK: jae .
+
+define i32 @fcmpOleDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp ole double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOleDouble:
+; CHECK: ucomisd
+; CHECK: jae .
+
+define i32 @fcmpOneFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp one float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOneFloat:
+; CHECK: ucomiss
+; CHECK: jne .
+
+define i32 @fcmpOneDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp one double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOneDouble:
+; CHECK: ucomisd
+; CHECK: jne .
+
+define i32 @fcmpOrdFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp ord float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOrdFloat:
+; CHECK: ucomiss
+; CHECK: jnp .
+
+define i32 @fcmpOrdDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp ord double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpOrdDouble:
+; CHECK: ucomisd
+; CHECK: jnp .
+
+define i32 @fcmpUeqFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp ueq float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUeqFloat:
+; CHECK: ucomiss
+; CHECK: je .
+
+define i32 @fcmpUeqDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp ueq double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUeqDouble:
+; CHECK: ucomisd
+; CHECK: je .
+
+define i32 @fcmpUgtFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp ugt float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUgtFloat:
+; CHECK: ucomiss
+; CHECK: jb .
+
+define i32 @fcmpUgtDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp ugt double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUgtDouble:
+; CHECK: ucomisd
+; CHECK: jb .
+
+define i32 @fcmpUgeFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp uge float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUgeFloat:
+; CHECK: ucomiss
+; CHECK: jbe .
+
+define i32 @fcmpUgeDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp uge double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUgeDouble:
+; CHECK: ucomisd
+; CHECK: jbe .
+
+define i32 @fcmpUltFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp ult float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUltFloat:
+; CHECK: ucomiss
+; CHECK: jb .
+
+define i32 @fcmpUltDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp ult double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUltDouble:
+; CHECK: ucomisd
+; CHECK: jb .
+
+define i32 @fcmpUleFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp ule float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUleFloat:
+; CHECK: ucomiss
+; CHECK: jbe .
+
+define i32 @fcmpUleDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp ule double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUleDouble:
+; CHECK: ucomisd
+; CHECK: jbe .
+
+define i32 @fcmpUneFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp une float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUneFloat:
+; CHECK: ucomiss
+; CHECK: je .
+; CHECK: jnp .
+
+define i32 @fcmpUneDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp une double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUneDouble:
+; CHECK: ucomisd
+; CHECK: je .
+; CHECK: jnp .
+
+define i32 @fcmpUnoFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp uno float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUnoFloat:
+; CHECK: ucomiss
+; CHECK: jp .
+
+define i32 @fcmpUnoDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp uno double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpUnoDouble:
+; CHECK: ucomisd
+; CHECK: jp .
+
+define i32 @fcmpTrueFloat(float %a, float %b) {
+entry:
+  %cmp = fcmp true float %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpTrueFloat:
+; CHECK: mov {{.*}}, 1
+
+define i32 @fcmpTrueDouble(double %a, double %b) {
+entry:
+  %cmp = fcmp true double %a, %b
+  %cmp.ret_ext = zext i1 %cmp to i32
+  ret i32 %cmp.ret_ext
+}
+; CHECK: fcmpTrueDouble:
+; CHECK: mov {{.*}}, 1